<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>02_bind</title>
</head>

<body>
    <script type="text/javascript">
        var foo = {
            value: 1

        }
        function bar() {
            console.log(this.value);
        }

        var bindFoo = bar.bind(foo)
        console.log(bindFoo.prototype);
        bindFoo()
    </script>
</body>

</html>